C8051F121-GQ is out of stock and can be placed on backorder.
Available Substitutes:

MFR Recommended


Silicon Labs
In Stock: 1 851
Unit Price: 9,37000 zł
Datasheet
8051 C8051F12x Microcontroller IC 8-Bit 100MHz 128KB (128K x 8) FLASH 64-TQFP (10x10)
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C8051F121-GQ

DigiKey Part Number
336-1225-ND
Manufacturer
Manufacturer Product Number
C8051F121-GQ
Description
IC MCU 8BIT 128KB FLASH 64TQFP
Customer Reference
Detailed Description
8051 C8051F12x Microcontroller IC 8-Bit 100MHz 128KB (128K x 8) FLASH 64-TQFP (10x10)
Datasheet
 Datasheet
Product Attributes
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Category
Program Memory Size
Mfr
Program Memory Type
FLASH
Series
RAM Size
8.25K x 8
Packaging
Tray
Voltage - Supply (Vcc/Vdd)
3V ~ 3.6V
Part Status
Last Time Buy
Data Converters
A/D 8x8b, 8x12b; D/A 2x12b
DigiKey Programmable
Verified
Oscillator Type
Internal
Core Processor
8051
Operating Temperature
-40°C ~ 85°C (TA)
Core Size
8-Bit
Mounting Type
Surface Mount
Speed
100MHz
Supplier Device Package
64-TQFP (10x10)
Connectivity
EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART
Package / Case
64-TQFP
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Base Product Number
Number of I/O
32
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
EFM8BB31F64G-D-QFN32Silicon Labs1 851336-EFM8BB31F64G-D-QFN32-ND9,37000 złMFR Recommended
Last Time Buy
Request Stock Notification
Last Time Buy Date: 10.09.2026
All prices are in PLN
Tray
QuantityUnit PriceExt Price
1172,86000 zł172,86 zł
10142,90700 zł1 429,07 zł
25134,31160 zł3 357,79 zł
160121,87581 zł19 500,13 zł
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Unit Price without VAT:172,86000 zł
Unit Price with VAT:212,61780 zł